An engaging optical illusion challenges viewers to find the number 4312 hidden within a grid of 4321s. This visual puzzle tests the brain's ability to ...

A fun optical illusion challenges viewers to find a hidden cheese slice within a vibrant beach picture. The task tests ...

Challenge your observation skills! Find all 3 differences in two pictures of an old lady reading a book in just 27 seconds.

Life may unfold as a continuous stream, but our memories tell a different story. We do not recall the past as one long, ...

The puzzle features a grid. Take a closer look at this 12x12 grid; it is full of the number 4321 in every column. They are ...

A new optical illusion is going viral on the internet for its high difficulty level, where you have to find a hidden ‘993’ in a grid full of ‘998’. Only the people with sharp eyes can find it.

Our memories don’t flow like a continuous stream—they’re divided into meaningful events, thanks to a tiny brain region called the locus coeruleus.

New research reveals that the locus coeruleus, a tiny brainstem region, helps organize memories by marking event boundaries.

As word games proliferate across digital platforms, Connections maintains a firm hold in The New York Times’ puzzle arsenal.